We always have threads on various pieces of the puzzle, but what I want here is for people to post a coherent plan of...

Mar1714 06:22 PM
mfb

982 
197,407 
A number of questions, particularly involving homework, often involve some basic engineering.
In the US, the...

Nov2213 02:02 PM
rneale

38 
50,457 
In response to the growing needs of our membership, we're excited to announce the restructuring our Science Education...

Oct1205 01:47 AM
Moonbear

0 
20,412 
Ok so this should be a simple caclulation like those easy tension problems in phsyics books but i want a more accurate...

Mar2011 11:24 AM
skeleton

1 
2,702 
Hi guys, Im eager to find out about our spectrum usage. Cause Im working on LTE and it uses either 2.7 GHz or 900 MHz,...

Mar2011 08:46 AM
fss

1 
1,357 
Not a homework question, I was just hoping someone could assist me with understanding some math. Actually, more...

Mar2011 12:54 AM
MacLaddy

1 
1,688 
Hello, I want to ask about what is the equation to calculate the pressure drop in a double heat exchanger and shell...

Mar1911 02:48 PM
darrenxhau

0 
1,897 
Very simply put.
Is it possible to determine bending stress in a beam without knowing the young's modulus of the...

Mar1911 01:51 PM
maniaciswicke

2 
6,000 
Greetings. I am a woodworker, and i build lockboxes with hidden compartments and complicated homemade magnetic locks....

Mar1911 10:21 AM
Kenneth Mann

5 
1,918 
Hi,
why does a sensor, eg a temperature sensor, have an accuracy? Is it just because of a random error, or...

Mar1911 09:20 AM
Studiot

6 
2,778 
So I can follow the sequence of operations: the refrigerant enters the compression stage as a saturated vapour(a gas?)...

Mar1811 10:01 AM
h2oski1326

2 
3,066 
Hello
I used a digital angle gauge recently, how does it work?
Is there a (MEMS) gyroscope inside perhaps?
But...

Mar1811 08:53 AM
senile

0 
2,213 
Hi. Can someone help me please.
I have a steam generator which is designed to operate from natural gas with pressure...

Mar1811 12:21 AM
asami58

2 
1,807 
Hi,
How to check my transmitter signal power? I have found my transmitter in my friend shed and needs some new output...

Mar1711 09:00 AM
eduedulobo

3 
2,363 
do strain gauges need calibration

Mar1611 08:15 PM
spanky489

4 
2,890 
Hello All,
I am a novice with Ansys Mechanical. I have to do a thermal analysis of thin walled composite layer (3...

Mar1611 04:31 PM
deveshp1

0 
2,685 
I'm currently studying complex numbers in my high maths class, moving onto trigonometry. I already know some...

Mar1411 09:10 AM
ashish kumar

2 
16,875 
Hi,
***I just noticed this that I posted this in the wrong section thinking I was in the engineering...

Mar1311 07:23 PM
munza

0 
1,449 
Hai Guys.......
I want to check the AC current by using digtal multimeter.Please give me instruction.

Mar1311 03:23 PM
Studiot

7 
14,268 
Imagine that i have a source of _constant_ wind. It travels, with negligible variance, at 50 mph. The problem is...

Mar1111 05:38 PM
boneh3ad

1 
2,247 
hello..i m doing power hydraulics and i have a circuit which has a pilot relief valve. The relief valve is connected...

Mar1011 05:53 PM
george88b

0 
1,522 
I’m calculating a discrete integral from distinct waterflow measurements. That means I have a few thousand data...

Mar911 09:07 PM
JaWiB

1 
2,083 
Hello. I have been asked to calculate the pressure drop across our fuel system. It is a large system with many...

Mar911 01:13 PM
kosig

11 
6,265 
How do i develop a wind turbine model for electricity generation.

Mar911 12:29 PM
imsmooth

6 
3,583 
Can anyone tell me where I can find a basic T parameter table for RF design. One with the T parameters for shunt...

Mar911 06:35 AM
HPRF

0 
1,422 
Does anybody have any experimental data on flat back airfoils. I would like to know the experimental data,...

Mar811 10:11 AM
boneh3ad

3 
1,797 
I am working on a swinging component. The component can swing with a varying amount of forces, which I need to...

Mar811 03:53 AM
Lok

1 
2,905 
Sumitomo Corp and Kyoto University have jointly come up with a new sodiumbased molten salt battery which is claimed...

Mar811 03:41 AM
Lok

1 
6,092 
If my car goes twice the distance on the same amount of fuel, doing twice the distance the friction and wind...

Mar711 07:58 AM
smokingwheels

2 
1,371 
i'm looking for two reports with headings approx. as below
(1) world market and trends in Switch Mode Power...

Mar711 05:21 AM
ElectroPhysics

4 
1,904 
im working on a simple pressure rocket for fun, and am running into a problem. my basic design is using a 2 liter coke...

Mar711 03:44 AM
Lok

1 
1,826 
I'm beginning to study control theory, and I keep reading about matched and unmatched uncertainties in the literature,...

Mar411 11:34 AM
TheJCBand

2 
3,011 
http://www.scientiaweb.com/2011/03/04/floatingsolarpanels/
Sea is the place where they should be but too far from...

Mar411 11:05 AM
FAlonso

2 
2,473 
i want to plot these equations in 3d
Eq 1= 5x^2  2y^2 + 4x+ 4y 4 +2xy
Eq 2 =x^2 +3x +2y +xy +5
eq 3 = 7x2 +3x...

Mar311 05:44 AM
pashasrp67

6 
43,738 
We are working on an outdoor display unit. It will operate at a wide range of temps. There is not a requirement to...

Mar111 07:22 PM
dlgoff

3 
1,814 
I am currently doing my Physics BSc and I'm thinking about my future job. So far, I've decided that I would like to go...

Mar111 10:35 AM
S_Happens

2 
4,338 
I am researching the best shape for a hose clamp to provide a consistent and predictable friction loss in the 1 to 2...

Feb2811 07:52 PM
bob_at_cw

4 
1,865 
i never heard of such a thing but what could be the circuit analysis to this?
http://i.imgur.com/Zd6qn.jpg
what...

Feb2811 03:07 PM
vk6kro

4 
2,663 
Okay, so I'm not really in High School (second year of college), but this is still a High School level problem....

Feb2811 02:53 PM
vk6kro

4 
7,831 
Attached are two diagrams. One describing Moore's law, the other describing the development of atomic clocks since the...

Feb2811 02:04 PM
vk6kro

1 
1,551 
I have picked up a very old (possible 100 years of age), hand operated, bench drill. After cleaning years of dirt and...

Feb2811 11:53 AM
Averagesupernova

1 
1,329 
http://i.imgur.com/uKydC.png
Here is the problem. I came up with two equations:
Upper Lc: 21.75=k(LoLcu)
Lower...

Feb2711 02:36 AM
Len44

1 
1,536 
Suppossedly, it is a possible for a moment to occur (with the same magnitude) at any point along a beam. But this not...

Feb2611 01:58 PM
Studiot

1 
3,581 